John Bowler c5bc9b668d Fix (work round) rgb-to-gray issues in libpng 1.6
The previous attempts to ignore the errors in the code aren't quite enough to
deal with the 'channel selection' encoding added to libpng 1.7; abort.
pngvalid.c is changed to drop this encoding in prior versions.

Signed-off-by: John Bowler <jbowler@acm.org>
2015-09-26 21:43:07 -07:00
..
2015-09-26 16:44:29 -07:00
2015-09-14 17:57:40 -07:00
2015-09-14 17:57:40 -07:00